Alert archive / New Jersey / Flash Flood Warnings in 2006

Flash Flood Warning 65, NWS Philadelphia/Mount Holly

August 28, 2006Camden County, New Jersey

NWS Philadelphia/Mount Holly issued this flash flood warning at Aug 28, 2006, 7:44 AM EDT for Camden County, New Jersey. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Aug 28, 2006, 7:44 AM EDT (11:44 UTC)
Expired: Aug 28, 2006, 9:45 AM EDT
In force: 2 hr
Issued by: NWS Philadelphia/Mount Holly
Area: Counties, with a storm outline in the text

County Camden County, NJ

The radar

The Philadelphia radar (KDIX), 53 km from the middle of the area, began a volume at 11:48 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 00:00Z, 11.7 hours before the alert went out and 214 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 359 J/kg
Mixed-layer CIN: -27 J/kg
Mixed-layer LCL: 901 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 92 m²/s²
0-3 km storm-relative helicity: 131 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 2.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS51 KPHI 281151
FFWPHI
NJC007-281345-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
744 AM EDT MON AUG 28 2006

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ IS CONTINUING THE

* FLASH FLOOD WARNING FOR...
  CAMDEN COUNTY IN SOUTHERN NEW JERSEY

* UNTIL 945 AM EDT

* AT 745 AM EDT...THE COOPER RIVER IN HADDONFIELD WAS 2.94 FT WHICH
  WAS OVER THE FLOOD STAGE OF 2.8 FT. MINOR FLOODING WILL CONTINUE
  ALONG THE RIVER WHICH EXTENDS FROM NEAR GIBBSBORO AND EMPTIES INTO
  THE DELAWARE RIVER. THE HEAVY RAIN HAS ENDED AND THE RIVER WILL
  BEGIN TO SLOWLY FALL. IT IS EXPECTED TO BE BACK WITHIN ITS BANKS
  LATER THIS MORNING. 

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  SPRINGDALE...MAGNOLIA AND CHERRY HILL

EXCESSIVE RUNOFF FROM THE PREVIOUS HEAVY RAINFALL WILL CAUSE FLOODING
OF SMALL CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND
UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

LAT...LON 3975 7504 3971 7487 3987 7494 3997 7507
      3991 7512

$$

RPW/MJG/LR/VM

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 28, 5:16 AM EDT	Flood Watch	PHI	Burlington, Camden, Gloucester, Hunterdon, Mercer, Middlesex and 5 more	39 hr
Aug 28, 5:38 AM EDT	Flash Flood Warning	PHI	Camden	2 hr

Nearby

Flash Flood Warnings in New Jersey, 2006 Every flash flood warning in 2006

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.